Settings; Enabling/Disabling The Phone; Lock; Pin And Puk - AT&T U2800A Manual De Instrucciones

11 Settings

Enabling/Disabling the Phone

Lock

The phone lock protects your phone from
unauthorized use. The phone lock function is
not enabled when you purchase the phone.
You can change the default phone lock code
000000 to any string of 4 to 8 digits.
1. Select Menu > Settings
Lock.
2. Press Navigation Keys
following options:
• On: The phone lock will be enabled the
next time the phone is powered on.
• Off: The phone lock will be disabled.
> Security > Phone
to select one of the

PIN and PUK

The personal identification number (PIN)
protects your SIM card from unauthorized
use. The PIN unblocking key (PUK) can unlock
blocked PIN. Both PIN and PUK are delivered
with the SIM card. For details, contact your
service provider.
If you enter wrong PINs for a specified
number of times consecutively, the phone
asks you to enter the PUK.
If you enter wrong PUKs for a specified
number of times consecutively, the SIM card
is invalidated permanently. Contact your
service provider for a new one.
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